Boursault Rhododendron
Botanical Name:
Rhododendron catawbiense 'Boursault'- Clusters of dark rose-lavender trumpet-shaped flowers with yellow blotches
- Glossy leathery green leaves show some fall colour
- Upright, rounded habit
- Group: Elepidote
- Bloom Time: Late midseason
Hardiness Zone
5
Flower Colour
- Lavender
Height
125 cm-150 cm
Spread
150 cm-175 cm
Quantity:
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Boursault Rhododendron
Exposure
- Full Shade
- Full Sun
- Partial Sun/Shade
Soil Moisture
- Average to Dry Soils
- Moist to Average
- Well-drained
Growth Rate
- Slow
Foliage Colour
- Green
Attributes
- Evergreen
- Fall Color
Flowering Time
- Spring
Shape
- Rounded
Garden Uses
- Foundation planting
- Rock garden
- Specimen
Additional Details
Growing Tips & Maintenace
- Rhododendrons require constant moisture (but not standing water), a fertile soil with a low pH and grow best in partial shade. Any pruning should be done soon after flowering to ensure bud set. Plants can benefit from protection (burlap wrap) against drying winter winds and sun in an exposed location.
Additional Notes
- 'Boursault' was hybridized by Boursault and is a Catawbiense hybrid. Seed Parent and Pollen Parent: catawbiense hybrid or selection Predominant Flower Colour: Purple Elepidote: Without scales, as opposed to lepidote. Large leaf. Lepidote: Having scales. Tiny scales typically cover the undersides of the leaves. Small leaf.
Size: 50cm 3g
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More Help for your Garden
Composted Manure (12kg)
Composted Manure is a premium blend of CQA certified compost and composted manure. This product is to be used as a soil amendment for growing healthy vegetables and beautiful gardens. Composted manure will help to bring life, nutrients and organic matter back to the soil. The composting process eliminates detrimental organisms and odours. Learn more at https://alltreat.com/product/composted-manure/
Black Earth Top Soil (20L)
Black Earth Top Soil is a rich dark soil blend with CQA-Certified Compost. This soil blend will add nutrients and organic matter to existing native soils. It is ideal for general gardening use. Mix 1 part Black Earth Top Soil to 4 parts existing soil. DIRECTIONS FOR USE: Mix 1 part Black Earth Top Soil to 3 parts existing soil. Learn more at https://alltreat.com/product/black-earth-top-soil/
3 Way Mix (30L)
All Treat 3 Way Mix is a premium blend of two different CQA-certified composts and aged bark fines. The compost is blended from leaf and yard clippings recycled from residential curbside collection. These natural ingredients make All Treat 3-Way Mix ideal for applications such as flower beds, vegetable gardens, and transplanting trees and shrubs. DIRECTIONS FOR USE: Blend 1 part of 3-Way Mix to 4 parts of existing soil. Learn more at https://alltreat.com/product/3-way-mix/
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